[INFO] fetching crate angle 0.4.0...
[INFO] checking angle-0.4.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate angle 0.4.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate angle 0.4.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate angle 0.4.0
[INFO] finished tweaking crates.io crate angle 0.4.0
[INFO] tweaked toml for crates.io crate angle 0.4.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 857a4adc6983ed9b820b8d16391b6fc1f0ef46e6d67e9cf7288d02a00e2c5172
[INFO] running `Command { std: "docker" "start" "-a" "857a4adc6983ed9b820b8d16391b6fc1f0ef46e6d67e9cf7288d02a00e2c5172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "857a4adc6983ed9b820b8d16391b6fc1f0ef46e6d67e9cf7288d02a00e2c5172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857a4adc6983ed9b820b8d16391b6fc1f0ef46e6d67e9cf7288d02a00e2c5172", kill_on_drop: false }`
[INFO] [stdout] 857a4adc6983ed9b820b8d16391b6fc1f0ef46e6d67e9cf7288d02a00e2c5172
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2f29c150642929229e748c44eac03869db10298c1256d6d4526f84301daa657
[INFO] running `Command { std: "docker" "start" "-a" "c2f29c150642929229e748c44eac03869db10298c1256d6d4526f84301daa657", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking angle v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains unused formatting placeholders
[INFO] [stdout]    --> src/lib.rs:690:20
[INFO] [stdout]     |
[INFO] [stdout] 690 |     assert!(_20>_370,"{:?} shold be > {:?}");
[INFO] [stdout]     |                       ^^^^            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing arguments
[INFO] [stdout]     |
[INFO] [stdout] 690 |     assert!(_20>_370,"{:?} shold be > {:?}", ...);
[INFO] [stdout]     |                                            ^^^^^
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 690 |     assert!(_20>_370,"{}", "{:?} shold be > {:?}");
[INFO] [stdout]     |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains unused formatting placeholders
[INFO] [stdout]    --> src/lib.rs:691:20
[INFO] [stdout]     |
[INFO] [stdout] 691 |     assert!(_370<_20,"{:?} shold be > {:?}");
[INFO] [stdout]     |                       ^^^^            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing arguments
[INFO] [stdout]     |
[INFO] [stdout] 691 |     assert!(_370<_20,"{:?} shold be > {:?}", ...);
[INFO] [stdout]     |                                            ^^^^^
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 691 |     assert!(_370<_20,"{}", "{:?} shold be > {:?}");
[INFO] [stdout]     |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.25s
[INFO] running `Command { std: "docker" "inspect" "c2f29c150642929229e748c44eac03869db10298c1256d6d4526f84301daa657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f29c150642929229e748c44eac03869db10298c1256d6d4526f84301daa657", kill_on_drop: false }`
[INFO] [stdout] c2f29c150642929229e748c44eac03869db10298c1256d6d4526f84301daa657